Date: Sat, 11 Feb 2006 14:08:41 -0600 (CST) From: chris@i13i.com To: "Brad Waite" <freebsd@wcubed.net> Cc: freebsd-questions@freebsd.org Subject: Re: Xeon CPU temp Message-ID: <1713.201.144.118.19.1139688521.squirrel@webmail.i13i.com> In-Reply-To: <43EE3538.1050208@wcubed.net> References: <43EE3538.1050208@wcubed.net>
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hello, try reading up on cpufreq and the acpi thermal sensors as i beleive they arn't loaded by a generic kernel you acpi_thermal i beleive it's called. Regards, Chris > Wasn't sure if this would be better directed to -hardware. > > I'm attempting to read the temperatures of my CPUs on my dual Xeon Tyan > 2720 running 5.4-STABLE. > > According to the manual, the motherboard has supports diagnostics via > smbus, so I dutifully built a new kernel with the smbus and i2c options. > The docs says Winbond 83782D is accessible on slave 0x29 for CPU fans, > voltage and system temperature. The W83627HF at slave 0x2A has 3 > addtional chassis fan sensors. > > So far, no problem. I've been able to read these via healthd, xmbmon or > lmmon. I've fiddled with them a bit to make sure they're looking at the > right slave address, but other than that reading the smbus makes sense. > > Here's where I'm stuck. The manual says the Xeons have on-chip thermal > sensors at slave 0x18 & 0x19, both at bank 0 and register 0. When I try > to read these, I get a "Device not configured" error from the ioctl call. > > I've come across a few refs to the hw.acpi.thermal.tz1.temperature > sysctl, but that OID's apparently not available to me. > > Any suggestions? > _______________________________________________ > freebsd-questions@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-questions > To unsubscribe, send any mail to > "freebsd-questions-unsubscribe@freebsd.org" >
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